00621nam a22002057a 4500 20260331111356.0 260331b |||||||| |||| 00| 0 eng d 9789339219529 AL English 621.38 SIND T L Singal 259797 Digital communication New Delhi McGraw Hill Education (India) Private Limited 2015 xxv,508p. PB 24x18cm. VBI-2645 ₹431.25 ₹ ₹575.00 25% 20-02-2026 Communication Systems 259798 “Digital Communication 259799 ddc BK 241086 241086 0 0 ddc 0 0 ECE SE SE 2026-03-23 431.25 0 621.38 SIND SE000353 2026-03-31 11:20:43 575.00 2026-02-20 BK